package com.zhixue.content.service;



import com.zhixue.content.model.dto.CourseCategoryTreeDto;

import java.util.List;

/**
 * @author Dragon
 * @description CourseCategoryService
 * @date 2023/9/19 21:40
 */
public interface CourseCategoryService {

    List<CourseCategoryTreeDto> queryTreeNodes(String id);

}
